src/lib/cinema_kdms.cc

   1 /*
   2     Copyright (C) 2013-2015 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21 #include "exceptions.h"
  22 #include "cinema_kdms.h"
  23 #include "cinema.h"
  24 #include "screen.h"
  25 #include "config.h"
  26 #include "util.h"
  27 #include "emailer.h"
  28 #include "compose.hpp"
  29 #include "log.h"
  30 #include <zip.h>
  31 #include <boost/foreach.hpp>
  32 #include <boost/make_shared.hpp>
  33
  34 #include "i18n.h"
  35
  36 using std::list;
  37 using std::cout;
  38 using std::string;
  39 using std::runtime_error;
  40 using boost::shared_ptr;
  41 using boost::make_shared;
  42
  43 void
  44 CinemaKDMs::make_zip_file (string film_name, boost::filesystem::path zip_file) const
  45 {
  46         int error;
  47         struct zip* zip = zip_open (zip_file.string().c_str(), ZIP_CREATE | ZIP_EXCL, &error);
  48         if (!zip) {
  49                 if (error == ZIP_ER_EXISTS) {
  50                         throw FileError ("ZIP file already exists", zip_file);
  51                 }
  52                 throw FileError ("could not create ZIP file", zip_file);
  53         }
  54
  55         list<shared_ptr<string> > kdm_strings;
  56
  57         BOOST_FOREACH (ScreenKDM const & i, screen_kdms) {
  58                 shared_ptr<string> kdm = boost::make_shared<string> (i.kdm.as_xml ());
  59                 kdm_strings.push_back (kdm);
  60
  61                 struct zip_source* source = zip_source_buffer (zip, kdm->c_str(), kdm->length(), 0);
  62                 if (!source) {
  63                         throw runtime_error ("could not create ZIP source");
  64                 }
  65
  66                 if (zip_add (zip, i.filename(film_name).c_str(), source) == -1) {
  67                         throw runtime_error ("failed to add KDM to ZIP archive");
  68                 }
  69         }
  70
  71         if (zip_close (zip) == -1) {
  72                 throw runtime_error ("failed to close ZIP archive");
  73         }
  74 }
  75
  76 list<CinemaKDMs>
  77 CinemaKDMs::collect (list<ScreenKDM> screen_kdms)
  78 {
  79         list<CinemaKDMs> cinema_kdms;
  80
  81         while (!screen_kdms.empty ()) {
  82
  83                 /* Get all the screens from a single cinema */
  84
  85                 CinemaKDMs ck;
  86
  87                 list<ScreenKDM>::iterator i = screen_kdms.begin ();
  88                 ck.cinema = i->screen->cinema;
  89                 ck.screen_kdms.push_back (*i);
  90                 list<ScreenKDM>::iterator j = i;
  91                 ++i;
  92                 screen_kdms.remove (*j);
  93
  94                 while (i != screen_kdms.end ()) {
  95                         if (i->screen->cinema == ck.cinema) {
  96                                 ck.screen_kdms.push_back (*i);
  97                                 list<ScreenKDM>::iterator j = i;
  98                                 ++i;
  99                                 screen_kdms.remove (*j);
 100                         } else {
 101                                 ++i;
 102                         }
 103                 }
 104
 105                 cinema_kdms.push_back (ck);
 106         }
 107
 108         return cinema_kdms;
 109 }
 110
 111 void
 112 CinemaKDMs::write_zip_files (string film_name, list<CinemaKDMs> cinema_kdms, boost::filesystem::path directory)
 113 {
 114         BOOST_FOREACH (CinemaKDMs const & i, cinema_kdms) {
 115                 boost::filesystem::path path = directory;
 116                 path /= tidy_for_filename (i.cinema->name) + ".zip";
 117                 i.make_zip_file (film_name, path);
 118         }
 119 }
 120
 121 /** @param log Log to write email session transcript to, or 0 */
 122 /* XXX: should probably get from/to from the KDMs themselves */
 123 void
 124 CinemaKDMs::email (
 125         string film_name, string cpl_name, list<CinemaKDMs> cinema_kdms, dcp::LocalTime from, dcp::LocalTime to, shared_ptr<Log> log
 126         )
 127 {
 128         Config* config = Config::instance ();
 129
 130         if (config->mail_server().empty()) {
 131                 throw NetworkError (_("No mail server configured in preferences"));
 132         }
 133
 134         BOOST_FOREACH (CinemaKDMs const & i, cinema_kdms) {
 135
 136                 boost::filesystem::path zip_file = boost::filesystem::temp_directory_path ();
 137                 zip_file /= boost::filesystem::unique_path().string() + ".zip";
 138                 i.make_zip_file (film_name, zip_file);
 139
 140                 string subject = config->kdm_subject();
 141                 SafeStringStream start;
 142                 start << from.date() << " " << from.time_of_day();
 143                 SafeStringStream end;
 144                 end << to.date() << " " << to.time_of_day();
 145                 boost::algorithm::replace_all (subject, "$CPL_NAME", cpl_name);
 146                 boost::algorithm::replace_all (subject, "$START_TIME", start.str ());
 147                 boost::algorithm::replace_all (subject, "$END_TIME", end.str ());
 148                 boost::algorithm::replace_all (subject, "$CINEMA_NAME", i.cinema->name);
 149
 150                 string body = config->kdm_email().c_str();
 151                 boost::algorithm::replace_all (body, "$CPL_NAME", cpl_name);
 152                 boost::algorithm::replace_all (body, "$START_TIME", start.str ());
 153                 boost::algorithm::replace_all (body, "$END_TIME", end.str ());
 154                 boost::algorithm::replace_all (body, "$CINEMA_NAME", i.cinema->name);
 155
 156                 SafeStringStream screens;
 157                 BOOST_FOREACH (ScreenKDM const & j, i.screen_kdms) {
 158                         screens << j.screen->name << ", ";
 159                 }
 160                 boost::algorithm::replace_all (body, "$SCREENS", screens.str().substr (0, screens.str().length() - 2));
 161
 162                 Emailer email (config->kdm_from(), i.cinema->emails, subject, body);
 163
 164                 BOOST_FOREACH (string i, config->kdm_cc()) {
 165                         email.add_cc (i);
 166                 }
 167                 if (!config->kdm_bcc().empty ()) {
 168                         email.add_bcc (config->kdm_bcc ());
 169                 }
 170
 171                 string const name = tidy_for_filename(i.cinema->name) + "_" + tidy_for_filename(film_name) + ".zip";
 172                 email.add_attachment (zip_file, name, "application/zip");
 173
 174                 Config* c = Config::instance ();
 175
 176                 try {
 177                         email.send (c->mail_server(), c->mail_port(), c->mail_user(), c->mail_password());
 178                 } catch (...) {
 179                         if (log) {
 180                                 log->log ("Email content follows", LogEntry::TYPE_DEBUG_EMAIL);
 181                                 log->log (email.email(), LogEntry::TYPE_DEBUG_EMAIL);
 182                                 log->log ("Email session follows", LogEntry::TYPE_DEBUG_EMAIL);
 183                                 log->log (email.notes(), LogEntry::TYPE_DEBUG_EMAIL);
 184                         }
 185                         throw;
 186                 }
 187
 188                 if (log) {
 189                         log->log ("Email content follows", LogEntry::TYPE_DEBUG_EMAIL);
 190                         log->log (email.email(), LogEntry::TYPE_DEBUG_EMAIL);
 191                         log->log ("Email session follows", LogEntry::TYPE_DEBUG_EMAIL);
 192                         log->log (email.notes(), LogEntry::TYPE_DEBUG_EMAIL);
 193                 }
 194         }
 195 }